The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 2024
Filed:
May. 20, 2022
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Kyunghwan Kim, Seoul, KR;
Jihyun Lee, Seoul, KR;
Bongsik Kwak, Seoul, KR;
Yongcheol Park, Seoul, KR;
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); H01F 5/00 (2006.01); H01F 38/14 (2006.01); H02J 50/40 (2016.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H01F 5/00 (2013.01); H01F 38/14 (2013.01); H02J 50/40 (2016.02);
Abstract
A wireless power transmitter according to one embodiment of the present disclosure comprises a primary coil forming magnetic coupling with a secondary coil provided in a wireless power receiver and transmitting wireless power to the wireless power receiver, wherein the primary coil is formed by spirally winding a plurality of subcoils connected electrically in parallel while keeping the subcoils in contact with each other, and the subcoil is litz wire consisting of several conducting wires packed in a bundle.